患儿男,3个月,母乳喂养,腹泻2个月,大便3~6次/日,稀或糊状,无脓血。食欲好,面部湿疹,体重5.6kg,考虑该患儿是( )。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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